Composed of Josh Quillen, Adam Sliwinski, Jason Treuting, and Eric Cha-Beach, the group is well known for recording and touring internationally and for their work with composers such as Steve Reich, David Lang, Caroline Shaw, Bryce Dessner, Julia Wolfe, Vijay Iyer, Fred Frith, Angélica Negrón, Nathalie Joachim, Dan Trueman, Tristan Perich, Paul Lansky, Claire Rousay, Shodekeh Talifero, Leilehua Lanzilotti, Steven Mackey, Kendall K. Williams, Shara Nova, Martin Bresnick, Oscar Bettison, Olivier Tarpaga, Evan Ziporyn, and Arvo Pärt.

Originally formed when the members were students of Robert van Sice at the Yale School of Music, the group also continues to play works from the standard repertoire of percussion ensemble music—including works by composers such as John Cage, Julius Eastman, Pauline Oliveros, George Crumb, and Iannis Xenakis.

The group is also known for their use of non-standard instruments and found sounds in performance and on recordings, such as scrap metal, rocks, flower pots, and an amplified cactus.

[7]Sō Percussion frequently collaborates with other musicians and performers from around the world, including The National (appearing on Grammy-winning album 'Sleep Well Beast'), Buke and Gase, Shara Nova, Dave Douglas, Matmos, Medeski Martin & Wood, Dan Deacon, The Dirty Projectors, Glenn Kotche, Bobby Previte, Kid Millions/Man Forever, Eli Keszler, Emily Johnson, Ain Gordon, Shen Wei, and The Princeton Laptop Orchestra.

Recent collaborative projects include the creation with Jad Abumrad of a score to the Radiolab story "The Heartbeat," part of the episode "Radiolab Live: Telltale Hearts featuring Oliver Sacks," produced by Molly Webster and performed live by Sō Percussion at Brooklyn Academy of Music's "RadioLoveFest.".

Sō Percussion members Eric Cha-Beach and Jason Treuting are current co-directors of the department, together with timpanist Jason Haaheim[49][50][51][52] Works with Caroline Shaw (2021-2024) The members of Sō Percussion co-composed two sets of songs together with singer and composer Caroline Shaw, each released as an album on Nonesuch Records - Let the Soil Play Its Simple Part (2021) and Rectangles and Circumstance (2024), the latter of which received a 2025 Grammy Award for Best Chamber Music/Small Ensemble Performance.

The project was created collaboratively by the members of Sō Percussion together with director Ain Gordon and choreographer Emily Johnson.